/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
  .homepage {
    padding: var(--spacing-lg);
  }

  .navbar {
    padding: var(--spacing-sm) var(--spacing-lg);
  }

  .navbar-toggle {
    display: inline-flex;
    z-index: 1002;
  }

  .navbar-links {
    display: none;
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    background:
      radial-gradient(80% 80% at 20% 20%, rgba(201, 149, 76, 0.08), transparent 50%),
      radial-gradient(80% 80% at 80% 10%, rgba(194, 120, 73, 0.10), transparent 45%),
      linear-gradient(145deg, rgba(13, 11, 8, 0.96), rgba(20, 16, 12, 0.94));
    border: none;
    border-radius: 0;
    padding: calc(var(--spacing-2xl) + 56px) var(--spacing-xl) var(--spacing-2xl);
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    z-index: 2000;
    overflow-y: auto;
  }

  .navbar-close {
    display: inline-flex;
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2100;
  }

  .navbar-links.open {
    display: flex;
  }

  .navbar-links .navbar-menu {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-md);
    width: min(480px, 100%);
  }

  .navbar-links a {
    width: 100%;
    display: block;
    text-align: center;
    font-size: var(--font-size-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
  }

  .navbar-brand a {
    font-size: var(--font-size-xl);
  }

  .layout-container {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .left-column,
  .middle-column,
  .right-column {
    width: 100%;
  }

  /* Re-order mobile flow: search > filter toggle > filters > list */
  .middle-column {
    order: 1;
    display: contents;
  }
  .search-block {
    order: 1;
    margin-bottom: 0;
    padding: var(--spacing-md);
  }
  #mobile-filter-toggle {
    order: 2;
    margin: 0;
  }
  .left-column {
    order: 3;
  }
  .left-column .filter-content {
    padding: var(--spacing-lg);
  }
  .post-list {
    order: 4;
  }
  .load-more-container {
    order: 5;
  }
  .right-column {
    order: 6;
  }

  .engraving-card {
    position: static;
    width: 100%;
    right: auto;
    bottom: auto;
  }

  /* Une inscription par ligne */
  .post-list {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  /* Adjust search form on mobile: input full-width, buttons row below */
  .search-form {
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }

  .search-input {
    flex: 1 1 100%;
    min-width: 0;
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .search-btn,
  .clear-search-btn {
    flex: 1 1 0;
    min-width: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    height: 38px;
  }

  .random-icon-btn {
    flex: 0 0 38px;
    height: 38px;
    font-size: var(--font-size-sm);
  }

  /* Adjust post card padding on mobile */
  .post-item {
    padding: var(--spacing-md);
  }

  /* Adjust action icons size on mobile */
  .action-icons button {
    font-size: var(--font-size-lg);
  }

  /* Mobile Filter Toggle */
  .mobile-filter-toggle {
    display: block;
  }

  .left-column {
    overflow: hidden;
    transition: max-height var(--transition-slow) ease, opacity var(--transition-base);
    max-height: 0;
    opacity: 0;
  }

  .left-column.open {
    max-height: 1000px;
    opacity: 1;
  }

  /* About Page Responsive */
  .about-page {
    padding: var(--spacing-md);
  }

  .form-container input,
  .form-container select,
  .form-container textarea {
    max-width: 100%;
  }

  .hcaptcha-container {
    max-width: 100%;
  }

  .response-message {
    max-width: 100%;
  }

  /* Blog mobile */
  .blog-card__image {
    aspect-ratio: 16 / 10;
  }

  .blog-post-nav {
    flex-direction: column;
  }

  .blog-post-nav__next {
    text-align: left;
  }

  /* Timeline mobile: single column, axis shifts left */
  .timeline-page {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .timeline-axis {
    left: 16px;
  }

  .timeline-event {
    width: calc(100% - 40px);
    margin-left: 40px !important;
    margin-right: 0 !important;
  }

  .timeline-event--left::before,
  .timeline-event--right::before {
    left: -36px;
    right: auto;
  }

  .timeline-event--left::after,
  .timeline-event--right::after {
    left: -24px;
    right: auto;
  }

  .timeline-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .timeline-filter-group select,
  .timeline-filter-group input {
    min-width: 0;
    width: 100%;
  }

  .timeline-card-thumbnail {
    height: 100px;
  }

  /* Toggle groups mobile */
  .timeline-toggle {
    font-size: 0.75rem;
    padding: 5px 10px;
  }

  /* Horizontal mode mobile */
  .timeline-horizontal .timeline-event--h-top,
  .timeline-horizontal .timeline-event--h-bottom {
    width: 200px;
  }

  .timeline-horizontal .timeline-events {
    min-height: 420px;
    padding: 28px 50px;
    gap: 20px;
  }

  .timeline-horizontal {
    -webkit-mask-image: linear-gradient(to right, transparent, black 40px, black calc(100% - 40px), transparent);
    mask-image: linear-gradient(to right, transparent, black 40px, black calc(100% - 40px), transparent);
  }

  .timeline-page--horizontal {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
  }
}

/* Desktop - on masque le bouton toggle (pour filtres) et on affiche toujours les filtres */
@media (min-width: 1024px) {
  /* Hide only the mobile filter toggle on desktop, not the action buttons */
  .mobile-filter-toggle {
    display: none;
  }
  .filter-content {
    display: block !important;
  }
}